G Pen

Authorized G Pen stockist

G Pen

GRENCO SCIENCE — PORTABLE VAPORIZER ICONS

G Pen by Grenco Science makes some of the most recognizable portable vaporizers in the world — from the sleek Dash to the powerful Roam and Elite. Pocketable, powerful, and design-forward, G Pen devices bring serious performance in a pocket-friendly form. Shop the full G Pen range — genuine units and parts, in stock and shipping fast from the US.

18+products in stock

Why G Pen

Most popular G Pen

G Pen Elite II Portable Dry Herb Vaporizer$250Complete g Pen Connect Kit with Male Glass Adapter$231Lemonnade G Pen Connect Concentrate Device$220Dr. Greenthumb's G Pen Connect Vaporizer Kit$220Dr. Greenthumb's G Pen Roam Concentrate Vaporizer$170Lemonade G Pen Roam Portable Concentrate Vaporizer$170Grenco Science G Pen Roam Portable Vape$160G Pen Roam Vaporizer Battery Module$120

How to choose

The G Pen Dash is the everyday pocket pick; the Roam adds water filtration for cool, smooth hits; the Elite delivers full-bowl power. Match the device to how you use it, and keep genuine replacement parts on hand — all below.

G Pen FAQ

Are these genuine G Pen / Grenco Science products?

Yes — every G Pen device and accessory we sell is 100% authentic and backed by the manufacturer.

Which G Pen is best for portability?

The G Pen Dash is the most compact and pocket-friendly; the Roam and Elite are larger with more power and features.

Do you carry G Pen replacement parts?

Yes — we stock genuine G Pen coils, mouthpieces and accessories.

How fast does G Pen gear ship?

In-stock G Pen products ship fast from our US warehouse.